FAQ

How to choose the touch screen of the multi-touch all-in-one machine?

Source: KONWHAI TOUCHAuthor: KONWHAI Date: 2020-05-19 Click:

  •      The touch screen is also called "touch screen" and "touch panel". It is an inductive liquid crystal display device that can receive input signals such as contacts. As a newest computer input device, the touch screen is currently the simplest and most convenient. , A natural way of human-computer interaction. It gives multimedia a new look and is a very attractive new multimedia interactive device.
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  •      The touch screen can directly use your fingers to perform touch operations on the screen without using a mouse and keyboard, and it supports multi-touch. The touch screen has many advantages such as ruggedness, fast response, space saving, and easy communication. Users only need to touch the screen of the machine with their fingers to quickly get the information they want, thus making the human-computer interaction more straightforward.
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  •      So, how to choose the touch screen of the multi-touch all-in-one machine? KONWHAI touch one machine manufacturer technical staff will analyze and answer for you.
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  • How to choose the touch screen of the multi-touch all-in-one machine?

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  •   Notes on the purchase of the touch screen of the multi-touch all-in-one machine: 
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  •      Under normal circumstances, the touch / control integrated machine is mainly used for public information inquiry, leadership office, industrial control, military command, electronic games, song ordering, multimedia teaching, real estate pre-sale, etc. The touch screen has advantages such as ease of use, ruggedness, fast response, and space saving, which have made system designers feel that the use of touch screens has considerable advantages.
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  • 1. Appearance design and gray scale
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  •      A good quality touch screen, the appearance must be tight and tight, will not leak light, the material, the touch is good. Because this is an important part of protecting the touch screen. The test of gray scale and color gradation has always been an important consideration for LCD screens. It is used to evaluate the gray scale transition ability of LCD screens and the black-and-white conversion ability. The more obvious contrast indicates the ability of the LCD screen to process color pictures The stronger.
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  • 2. Brightness, chroma, saturation
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  •      Whether the RGB primary colors can achieve a very good balance, whether they look comfortable, whether the colors are full and even, and it will take a long time to see if the temperature of the display is normal.
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  • 3. HD color reproduction
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  •      You can use high-definition movie pictures to test, screen response speed and dynamic contrast. Switching to light-colored scenes can intuitively observe the display's performance in terms of contrast and color.
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  • 4. True and false multi-touch, whether the touch is accurate and sensitive
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  •      The touch precision and sensitivity of the multi-touch screen is very important. When purchasing, be sure to test patiently and carefully whether the touch is accurate and the response is sensitive. It is necessary to test carefully whether it is really a multi-touch screen, multi-point writing is a continuous line, and the touch does not drift.
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  •      A touch screen is a device that changes the face of multimedia information or control. It gives the multimedia system a new look and is a very attractive new multimedia interactive device. As an input device, Kangweihai touch one machine has many advantages such as ruggedness, fast response, space saving, and easy communication. The touch and query all-in-one machine has a human-computer interaction function, the operation is more personalized, and the information display query is more convenient and fast.
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